package com.kkd.controller;

import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.IncorrectCredentialsException;
import org.apache.shiro.authc.UnknownAccountException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

/**
 * @author 14587
 * @date 2021/1/14 22:53
 */
@Controller
public class MyController {
    @RequestMapping({"/","/index"})
    public String toIndex(Model model){
        model.addAttribute("msg","hello,shiro");
        return "index";
    }
    @RequestMapping("/user/add")
    public String toAdd(){
        return "user/add";
    }
    @RequestMapping("/user/update")
    public String toUpdate(){
        return "user/update";
    }
    @RequestMapping("/toLogin")
    public String toLogin(){
        return "login";
    }
    @RequestMapping("/login")
    public String login(String username,String password,Model model){
        //获取当前用户
        Subject subject = SecurityUtils.getSubject();
        UsernamePasswordToken token = new UsernamePasswordToken(username,password);
        try{
            subject.login(token);
            return "index";
        }catch (UnknownAccountException e){
            model.addAttribute("msg","用户名不存在");
            return "login";
        }catch (IncorrectCredentialsException e){
            model.addAttribute("msg","用户名或密码错误");
            return "login";
        }

    }

    @RequestMapping("/noAuth")
    @ResponseBody
    public String noAuth(){
        return "未经授权";
    }
}
